code: def get_world_size():
      return int(os.getenv("WORLD_SIZE", "1"))
  
file_path: axolotl/src/axolotl/utils/distributed.py
imports: import os
  import pickle
  from contextlib import contextmanager
  import torch
  import torch.distributed
  from accelerate import Accelerator
label_desc: Use image node_id 5 for calling a global function with example usage: get_world_size() and returns: int